Weather alerts in Montana, 2001
756 weather alerts in 2001, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 2001. Tap one for its archive.
- Alerts
- 756
- Warnings
- 702
- Watches
- 54
- Advisories
- 0
- Busiest month
- July541 alerts
- Busiest day
- July 22, 200160 alerts
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 10:48 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 57 min |
| Apr 30, 11:42 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 48 min |
| May 1, 12:18 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River, Rosebud | 42 min |
| May 10, 3:35 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 55 min |
| May 25, 5:55 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark | 35 min |
| May 26, 2:32 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Jefferson | 28 min |
| May 26, 6:33 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 27 min |
| May 26, 7:35 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 25 min |
| May 28, 3:34 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 41 min |
| May 28, 3:35 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 25 min |
| May 28, 3:50 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 40 min |
| May 28, 4:07 PM MDT | Flash Flood Warning | TFX | Broadwater, Lewis and Clark, Meagher | 4 hr |
| May 28, 4:07 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 38 min |
| May 28, 4:41 PM MDT | Flash Flood Warning | BYZ | Carbon | 34 min |
| May 28, 5:18 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Powell | 42 min |
| May 28, 5:47 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Powell | 58 min |
| May 28, 7:16 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 44 min |
| May 29, 1:19 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River, Rosebud | 41 min |
| May 29, 1:40 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Carbon | 50 min |
| May 29, 2:18 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 27 min |
| May 29, 2:47 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 43 min |
| Jun 2, 2:16 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin, Meagher | 29 min |
| Jun 3, 12:00 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Powder River | 6 hr |
| Jun 8, 3:53 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 37 min |
| Jun 8, 4:34 PM MDT | Severe Thunderstorm Warning | MSO | Flathead, Lake | 41 min |
| Jun 8, 6:16 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 29 min |
| Jun 8, 7:12 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Yellowstone | 48 min |
| Jun 8, 7:57 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 63 min |
| Jun 8, 8:15 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Powder River, Rosebud, Treasure, Yellowstone | 5 hr |
| Jun 8, 8:36 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 54 min |
| Jun 8, 11:16 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 44 min |
| Jun 8, 11:19 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 41 min |
| Jun 9, 12:54 AM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 66 min |
| Jun 9, 1:16 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 59 min |
| Jun 9, 1:46 AM MDT | Severe Thunderstorm Warning | MSO | Missoula, Ravalli | 44 min |
| Jun 9, 1:46 AM MDT | Severe Thunderstorm Warning | MSO | Lake | 44 min |
| Jun 9, 1:46 AM MDT | Severe Thunderstorm Warning | MSO | Powell | 44 min |
| Jun 9, 3:14 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Jun 9, 5:50 AM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 25 min |
| Jun 9, 6:20 AM MDT | Severe Thunderstorm Warning | TFX | Fergus | 35 min |
| Jun 9, 9:12 AM MDT | Severe Thunderstorm Warning | GGW | Garfield | 63 min |
| Jun 9, 10:27 AM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone | 63 min |
| Jun 9, 10:28 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 62 min |
| Jun 9, 11:24 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 66 min |
| Jun 9, 11:29 AM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 61 min |
| Jun 9, 11:45 AM MDT | Severe Thunderstorm Watch | SPC | Custer, Daniels, Dawson, Fallon, Garfield, McCone and 10 more | 6 hr |
| Jun 9, 12:28 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Valley | 62 min |
| Jun 9, 1:53 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 37 min |
| Jun 9, 2:39 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, McCone | 36 min |
| Jun 9, 2:45 PM MDT | Tornado Watch | SPC | Big Horn, Carter, Powder River | 7 hr |
| Jun 9, 2:45 PM MDT | Tornado Watch | SPC | Custer, Dawson, Fallon, Garfield, McCone, Prairie and 4 more | 7 hr |
| Jun 9, 3:40 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 35 min |
| Jun 9, 7:10 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 50 min |
| Jun 9, 10:43 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 32 min |
| Jun 9, 11:14 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater | 61 min |
| Jun 9, 11:55 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 65 min |
| Jun 10, 6:06 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 54 min |
| Jun 10, 7:00 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 40 min |
| Jun 10, 9:29 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 61 min |
| Jun 10, 10:30 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 45 min |
| Jun 10, 11:26 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 64 min |
| Jun 11, 1:14 AM MDT | Severe Thunderstorm Warning | GGW | Dawson, Wibaux | 31 min |
| Jun 12, 2:00 PM MDT | Tornado Watch | SPC | Carter, Powder River | 6 hr |
| Jun 12, 3:31 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 59 min |
| Jun 15, 12:48 PM MDT | Severe Thunderstorm Warning | GGW | Richland, Roosevelt | 57 min |
| Jun 15, 12:58 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 62 min |
| Jun 15, 2:56 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 64 min |
| Jun 17, 3:04 PM MDT | Severe Thunderstorm Warning | GGW | McCone, Roosevelt | 56 min |
| Jun 17, 4:21 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 69 min |
| Jun 17, 6:43 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Sweet Grass | 62 min |
| Jun 17, 7:36 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 24 min |
| Jun 18, 12:11 AM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure | 49 min |
| Jun 18, 12:44 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 46 min |
| Jun 18, 1:00 AM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Fallon, Powder River, Prairie, Rosebud and 1 more | 5 hr |
| Jun 18, 1:30 AM MDT | Tornado Warning | BYZ | Custer, Rosebud | 30 min |
| Jun 18, 1:49 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 41 min |
| Jun 18, 1:59 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 31 min |
| Jun 18, 2:26 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 64 min |
| Jun 23, 1:10 AM MDT | Severe Thunderstorm Warning | GGW | Garfield | 65 min |
| Jun 23, 5:15 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Carter, Custer, Dawson, Fallon and 18 more | 6 hr |
| Jun 23, 5:37 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 53 min |
| Jun 23, 5:47 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 58 min |
| Jun 23, 5:55 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Sweet Grass | 65 min |
| Jun 23, 6:05 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 40 min |
| Jun 23, 6:57 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Yellowstone | 63 min |
| Jun 23, 7:10 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 65 min |
| Jun 23, 7:26 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 49 min |
| Jun 24, 5:44 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 61 min |
| Jun 24, 6:15 PM MDT | Tornado Watch | SPC | Carter, Custer, Fallon, Powder River | 5 hr |
| Jun 24, 6:32 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 58 min |
| Jun 24, 7:07 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 53 min |
| Jun 25, 4:08 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 52 min |
| Jun 25, 5:04 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Jun 26, 5:00 PM MDT | Tornado Watch | SPC | Big Horn, Yellowstone | 6 hr |
| Jun 26, 7:28 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 62 min |
| Jun 26, 7:53 PM MDT | Tornado Warning | BYZ | Yellowstone | 37 min |
| Jun 26, 8:10 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 20 min |
| Jun 26, 8:25 PM MDT | Tornado Warning | BYZ | Musselshell, Yellowstone | 35 min |
| Jun 26, 9:00 PM MDT | Tornado Warning | BYZ | Yellowstone | 45 min |
| Jun 26, 9:10 PM MDT | Flash Flood Warning | BYZ | Yellowstone | 2 hr |
| Jun 26, 9:25 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 65 min |
| Jun 26, 9:45 PM MDT | Tornado Warning | BYZ | Yellowstone | 45 min |
| Jun 26, 9:58 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 62 min |
| Jun 26, 11:17 PM MDT | Flash Flood Warning | BYZ | Yellowstone | 58 min |
| Jun 27, 3:39 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 66 min |
| Jun 27, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | Custer, Dawson, Fallon, Powder River, Prairie, Rosebud and 1 more | 7 hr |
| Jun 27, 2:30 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 60 min |
| Jun 27, 2:34 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 41 min |
| Jun 27, 2:51 PM MDT | Severe Thunderstorm Warning | GGW | Prairie, Wibaux | 24 min |
| Jun 27, 2:55 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 35 min |
| Jun 27, 3:14 PM MDT | Severe Thunderstorm Warning | GGW | Prairie, Wibaux | 61 min |
| Jun 27, 3:29 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Fallon | 61 min |
| Jun 27, 4:15 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 60 min |
| Jun 27, 4:56 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 64 min |
| Jun 27, 5:00 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark, Teton | 45 min |
| Jun 27, 5:12 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 63 min |
| Jun 27, 6:17 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 43 min |
| Jun 27, 6:30 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Judith Basin | 45 min |
| Jun 27, 7:27 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus, Judith Basin | 48 min |
| Jun 27, 7:30 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Fergus, Hill, Petroleum | 6 hr |
| Jun 27, 9:09 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 51 min |
| Jun 27, 10:00 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 45 min |
| Jun 27, 11:14 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 46 min |
| Jun 28, 12:14 AM MDT | Flash Flood Warning | TFX | Chouteau, Fergus, Judith Basin | 4 hr |
| Jun 28, 12:34 AM MDT | Severe Thunderstorm Warning | TFX | Fergus | 41 min |
| Jun 28, 1:45 AM MDT | Severe Thunderstorm Warning | TFX | Meagher | 30 min |
| Jun 28, 2:38 AM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 37 min |
| Jun 28, 2:56 AM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 49 min |
| Jun 28, 3:13 AM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Wheatland | 47 min |
| Jun 28, 4:13 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 62 min |
| Jun 28, 4:30 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Custer, Golden Valley, Musselshell, Powder River and 6 more | 6 hr |
| Jun 28, 4:37 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater | 53 min |
| Jun 28, 5:15 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 60 min |
| Jun 28, 6:09 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 66 min |
| Jun 28, 6:18 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 57 min |
| Jun 28, 6:45 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 60 min |
| Jun 28, 7:08 PM MDT | Tornado Warning | BYZ | Wheatland | 37 min |
| Jun 28, 7:13 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 62 min |
| Jun 28, 7:17 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 58 min |
| Jun 28, 7:34 PM MDT | Tornado Warning | BYZ | Golden Valley | 26 min |
| Jun 28, 8:03 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 57 min |
| Jun 28, 8:11 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 59 min |
| Jun 28, 8:21 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 54 min |
| Jun 28, 9:10 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 50 min |
| Jun 28, 9:18 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 27 min |
| Jun 28, 9:30 PM MDT | Severe Thunderstorm Watch | SPC | Custer, Fallon, Golden Valley, Musselshell, Prairie, Rosebud and 2 more | 6 hr |
| Jun 28, 9:41 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure, Yellowstone | 64 min |
| Jun 28, 9:52 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 58 min |
| Jun 28, 10:28 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 32 min |
| Jun 28, 10:32 PM MDT | Tornado Warning | BYZ | Rosebud, Treasure | 58 min |
| Jun 28, 11:00 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 60 min |
| Jun 28, 11:29 PM MDT | Tornado Warning | BYZ | Rosebud | 46 min |
| Jun 28, 11:44 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 46 min |
| Jun 29, 12:00 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 60 min |
| Jun 29, 12:16 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 74 min |
| Jun 29, 12:58 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 62 min |
| Jun 29, 1:10 AM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 60 min |
| Jun 29, 1:26 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 49 min |
| Jun 29, 1:30 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| Jun 29, 1:59 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 61 min |
| Jun 29, 2:00 AM MDT | Severe Thunderstorm Warning | GGW | Prairie | 60 min |
| Jun 29, 2:15 AM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 60 min |
| Jun 29, 2:20 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 55 min |
| Jun 29, 2:58 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 62 min |
| Jun 29, 3:14 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 46 min |
| Jun 29, 4:34 AM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 56 min |
| Jun 29, 6:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Golden Valley, Musselshell, Stillwater, Sweet Grass and 2 more | 5 hr |
| Jun 29, 10:00 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 30 min |
| Jun 29, 10:42 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 18 min |
| Jun 29, 11:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carter, Custer, Fallon, Musselshell, Powder River and 3 more | 5 hr |
| Jun 29, 11:03 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 42 min |
| Jun 29, 11:06 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Petroleum | 54 min |
| Jun 29, 11:16 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 44 min |
| Jun 29, 11:43 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 47 min |
| Jun 29, 11:52 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 53 min |
| Jun 29, 11:59 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 61 min |
| Jun 30, 12:03 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 57 min |
| Jun 30, 12:23 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River, Rosebud | 67 min |
| Jun 30, 12:41 AM MDT | Tornado Warning | BYZ | Rosebud | 34 min |
| Jun 30, 12:44 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 61 min |
| Jun 30, 12:57 AM MDT | Flash Flood Warning | BYZ | Rosebud | 2 hr |
| Jun 30, 12:59 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 61 min |
| Jun 30, 1:25 AM MDT | Flash Flood Warning | BYZ | Powder River | 2 hr |
| Jun 30, 1:58 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 32 min |
| Jun 30, 3:02 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 58 min |
| Jul 1, 3:00 AM MDT | Severe Thunderstorm Warning | TFX | Glacier, Pondera | 30 min |
| Jul 1, 4:06 AM MDT | Severe Thunderstorm Warning | TFX | Pondera | 24 min |
| Jul 1, 4:34 AM MDT | Severe Thunderstorm Warning | TFX | Pondera, Toole | 41 min |
| Jul 1, 4:45 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 45 min |
| Jul 1, 5:37 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 53 min |
| Jul 1, 6:27 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 63 min |
| Jul 1, 7:20 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 55 min |
| Jul 1, 7:49 AM MDT | Severe Thunderstorm Warning | TFX | Blaine | 26 min |
| Jul 1, 7:57 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 63 min |
| Jul 1, 8:15 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 60 min |
| Jul 1, 11:37 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt, Valley | 53 min |
| Jul 1, 11:58 AM MDT | Severe Thunderstorm Warning | GGW | McCone, Roosevelt, Valley | 32 min |
| Jul 1, 12:30 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 30 min |
| Jul 1, 12:34 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 26 min |
| Jul 1, 12:51 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 54 min |
| Jul 1, 12:56 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 64 min |
| Jul 1, 1:41 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 64 min |
| Jul 1, 2:04 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 56 min |
| Jul 1, 3:01 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 59 min |
| Jul 1, 7:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Golden Valley, Musselshell, Park, Rosebud and 5 more | 5 hr |
| Jul 1, 9:07 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Sweet Grass | 53 min |
| Jul 1, 9:18 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 57 min |
| Jul 1, 9:26 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 49 min |
| Jul 1, 9:37 PM MDT | Flash Flood Warning | BYZ | Musselshell | 15 hr |
| Jul 1, 10:15 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 60 min |
| Jul 2, 12:00 AM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 60 min |
| Jul 2, 12:16 AM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 59 min |
| Jul 2, 12:25 AM MDT | Flash Flood Warning | BYZ | Musselshell | 3 hr |
| Jul 2, 1:14 AM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 61 min |
| Jul 2, 2:14 AM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 61 min |
| Jul 2, 5:20 AM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 40 min |
| Jul 2, 5:36 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 54 min |
| Jul 2, 6:31 AM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 59 min |
| Jul 2, 7:01 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud, Treasure | 59 min |
| Jul 2, 7:11 AM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 49 min |
| Jul 2, 7:15 AM MDT | Severe Thunderstorm Warning | GGW | Prairie | 60 min |
| Jul 2, 7:51 AM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 39 min |
| Jul 2, 8:12 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 63 min |
| Jul 2, 8:52 AM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 23 min |
| Jul 2, 8:54 AM MDT | Severe Thunderstorm Warning | GGW | Prairie | 66 min |
| Jul 2, 9:13 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 62 min |
| Jul 2, 3:32 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 58 min |
| Jul 2, 4:16 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 59 min |
| Jul 5, 8:00 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Dawson, Fallon, Powder River, Prairie and 4 more | 5 hr |
| Jul 5, 8:01 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 89 min |
| Jul 5, 8:05 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 40 min |
| Jul 5, 8:17 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 58 min |
| Jul 5, 8:47 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt, Sheridan | 88 min |
| Jul 5, 9:31 PM MDT | Tornado Warning | GGW | Richland | 59 min |
| Jul 5, 9:33 PM MDT | Tornado Warning | GGW | Roosevelt | 42 min |
| Jul 5, 9:41 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 34 min |
| Jul 5, 9:54 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 66 min |
| Jul 5, 9:54 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 36 min |
| Jul 5, 10:30 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Wibaux | 60 min |
| Jul 5, 10:45 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 60 min |
| Jul 5, 10:51 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 54 min |
| Jul 9, 6:39 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 66 min |
| Jul 10, 2:46 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 59 min |
| Jul 10, 2:59 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 61 min |
| Jul 10, 3:30 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Daniels, Dawson, Fallon, Garfield and 10 more | 6 hr |
| Jul 10, 3:45 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 60 min |
| Jul 10, 4:28 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 62 min |
| Jul 10, 6:45 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 60 min |
| Jul 10, 6:58 PM MDT | Flash Flood Warning | BYZ | Powder River | 2 hr |
| Jul 10, 7:47 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 58 min |
| Jul 10, 8:05 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 55 min |
| Jul 10, 8:12 PM MDT | Flash Flood Warning | BYZ | Custer | 2 hr |
| Jul 10, 8:43 PM MDT | Flash Flood Warning | BYZ | Powder River | 3 hr |
| Jul 11, 6:10 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 50 min |
| Jul 12, 2:23 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 52 min |
| Jul 12, 3:08 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 67 min |
| Jul 12, 3:45 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 45 min |
| Jul 12, 4:04 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 56 min |
| Jul 12, 4:24 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Lewis and Clark | 36 min |
| Jul 12, 4:35 PM MDT | Flash Flood Warning | GGW | Garfield | 3 hr |
| Jul 12, 4:36 PM MDT | Flash Flood Warning | MSO | Granite, Ravalli | 114 min |
| Jul 12, 4:36 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 39 min |
| Jul 12, 4:41 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 34 min |
| Jul 12, 4:52 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 53 min |
| Jul 12, 5:02 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Meagher | 43 min |
| Jul 12, 5:16 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Granite, Powell | 59 min |
| Jul 12, 5:18 PM MDT | Tornado Warning | GGW | Garfield | 57 min |
| Jul 12, 5:47 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 28 min |
| Jul 12, 6:15 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Fergus, Garfield, Hill, McCone, Petroleum and 3 more | 6 hr |
| Jul 12, 6:16 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 44 min |
| Jul 12, 7:04 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 41 min |
| Jul 12, 7:12 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 63 min |
| Jul 12, 7:25 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 50 min |
| Jul 12, 7:41 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 64 min |
| Jul 12, 7:43 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 32 min |
| Jul 12, 7:48 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 42 min |
| Jul 12, 7:48 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 57 min |
| Jul 12, 7:48 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 27 min |
| Jul 12, 8:13 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 62 min |
| Jul 12, 8:30 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 60 min |
| Jul 12, 8:46 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 59 min |
| Jul 12, 8:51 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 54 min |
| Jul 12, 9:04 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 41 min |
| Jul 12, 9:23 PM MDT | Flash Flood Warning | GGW | Valley | 4 hr |
| Jul 12, 9:30 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 60 min |
| Jul 12, 9:36 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 54 min |
| Jul 12, 9:45 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 75 min |
| Jul 12, 10:03 PM MDT | Flash Flood Warning | GGW | Phillips | 3 hr |
| Jul 12, 10:47 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 58 min |
| Jul 12, 11:07 PM MDT | Flash Flood Warning | GGW | Garfield | 4 hr |
| Jul 13, 12:58 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 32 min |
| Jul 13, 1:30 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Blaine, Carbon, Fergus, Garfield, Golden Valley and 12 more | 6 hr |
| Jul 13, 1:32 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 28 min |
| Jul 13, 2:15 PM MDT | Severe Thunderstorm Watch | SPC | Broadwater, Cascade, Chouteau, Deer Lodge, Gallatin, Granite and 10 more | 5 hr |
| Jul 13, 2:32 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 33 min |
| Jul 13, 2:52 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 28 min |
| Jul 13, 3:21 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 24 min |
| Jul 13, 4:17 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass, Wheatland | 58 min |
| Jul 13, 5:09 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 66 min |
| Jul 13, 5:20 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 40 min |
| Jul 13, 5:29 PM MDT | Tornado Warning | BYZ | Golden Valley | 61 min |
| Jul 13, 5:43 PM MDT | Severe Thunderstorm Warning | MSO | Silver Bow | 37 min |
| Jul 13, 5:57 PM MDT | Severe Thunderstorm Warning | TFX | Jefferson | 48 min |
| Jul 13, 6:00 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 60 min |
| Jul 13, 6:05 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Meagher | 40 min |
| Jul 13, 6:17 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 43 min |
| Jul 13, 6:30 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 60 min |
| Jul 13, 6:42 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Judith Basin | 48 min |
| Jul 13, 6:54 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 66 min |
| Jul 13, 7:00 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Broadwater, Cascade, Chouteau, Fergus, Garfield and 14 more | 6 hr |
| Jul 13, 7:33 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 57 min |
| Jul 13, 7:35 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 55 min |
| Jul 13, 8:00 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 60 min |
| Jul 13, 8:55 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure | 65 min |
| Jul 13, 8:58 PM MDT | Flash Flood Warning | BYZ | Big Horn | 62 min |
| Jul 13, 9:25 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 65 min |
| Jul 13, 9:59 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 61 min |
| Jul 13, 10:32 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 58 min |
| Jul 13, 11:00 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Fallon, Powder River, Rosebud | 4 hr |
| Jul 14, 2:35 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 60 min |
| Jul 14, 3:16 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 59 min |
| Jul 14, 4:14 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 61 min |
| Jul 14, 4:29 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 61 min |
| Jul 14, 4:45 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 60 min |
| Jul 14, 4:56 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 64 min |
| Jul 14, 5:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Custer, Golden Valley, Musselshell, Powder River and 3 more | 6 hr |
| Jul 14, 5:14 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 61 min |
| Jul 14, 5:35 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 40 min |
| Jul 14, 5:46 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 59 min |
| Jul 14, 5:47 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 58 min |
| Jul 14, 5:56 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 34 min |
| Jul 14, 6:27 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 48 min |
| Jul 14, 6:45 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 14, 6:56 PM MDT | Flash Flood Warning | BYZ | Carbon | 2 hr |
| Jul 14, 7:00 PM MDT | Flash Flood Warning | BYZ | Yellowstone | 2 hr |
| Jul 14, 7:18 PM MDT | Flash Flood Warning | GGW | Garfield | 3 hr |
| Jul 14, 7:21 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 54 min |
| Jul 14, 7:45 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 14, 7:49 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 56 min |
| Jul 14, 8:20 PM MDT | Flash Flood Warning | BYZ | Big Horn | 115 min |
| Jul 14, 8:29 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 61 min |
| Jul 14, 11:13 PM MDT | Flash Flood Warning | BYZ | Carter | 2 hr |
| Jul 15, 1:26 AM MDT | Flash Flood Warning | GGW | Richland | 3 hr |
| Jul 15, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Fergus, Garfield, Golden Valley, Judith Basin and 7 more | 6 hr |
| Jul 15, 3:17 PM MDT | Flash Flood Warning | BYZ | Treasure | 3 hr |
| Jul 15, 3:31 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 59 min |
| Jul 15, 3:31 PM MDT | Flash Flood Warning | MSO | Ravalli | 2 hr |
| Jul 15, 4:20 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 30 min |
| Jul 15, 4:31 PM MDT | Severe Thunderstorm Warning | MSO | Granite | 44 min |
| Jul 15, 4:42 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 48 min |
| Jul 15, 4:44 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 61 min |
| Jul 15, 4:52 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 38 min |
| Jul 15, 5:11 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 64 min |
| Jul 15, 5:13 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 62 min |
| Jul 15, 5:30 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 45 min |
| Jul 15, 5:31 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 59 min |
| Jul 15, 5:44 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 61 min |
| Jul 15, 5:53 PM MDT | Flash Flood Warning | GGW | Garfield | 3 hr |
| Jul 15, 6:05 PM MDT | Flash Flood Warning | GGW | Phillips | 3 hr |
| Jul 15, 6:38 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 67 min |
| Jul 15, 7:07 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 53 min |
| Jul 15, 7:19 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Jul 15, 7:33 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 57 min |
| Jul 16, 1:45 PM MDT | Severe Thunderstorm Watch | SPC | Beaverhead, Broadwater, Cascade, Chouteau, Deer Lodge, Gallatin and 13 more | 5 hr |
| Jul 16, 1:59 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 46 min |
| Jul 16, 2:35 PM MDT | Severe Thunderstorm Warning | MSO | Silver Bow | 25 min |
| Jul 16, 2:53 PM MDT | Severe Thunderstorm Warning | TFX | Jefferson, Lewis and Clark | 37 min |
| Jul 16, 2:58 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 32 min |
| Jul 16, 3:53 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 37 min |
| Jul 16, 3:55 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Meagher | 35 min |
| Jul 16, 4:28 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Judith Basin, Meagher | 47 min |
| Jul 16, 4:34 PM MDT | Severe Thunderstorm Warning | TFX | Glacier, Pondera, Toole | 41 min |
| Jul 16, 4:45 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Fergus, Judith Basin, Petroleum, Phillips | 4 hr |
| Jul 16, 5:18 PM MDT | Severe Thunderstorm Warning | TFX | Toole | 42 min |
| Jul 16, 5:23 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 52 min |
| Jul 16, 6:33 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 42 min |
| Jul 16, 7:12 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 63 min |
| Jul 16, 7:17 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 28 min |
| Jul 16, 8:09 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 66 min |
| Jul 17, 2:05 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 55 min |
| Jul 17, 3:00 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Wheatland | 60 min |
| Jul 17, 3:06 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 24 min |
| Jul 17, 3:22 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Judith Basin | 38 min |
| Jul 17, 4:03 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 57 min |
| Jul 17, 4:15 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 45 min |
| Jul 17, 4:16 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 59 min |
| Jul 17, 4:30 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Blaine, Carbon, Custer, Daniels, Fergus and 14 more | 6 hr |
| Jul 17, 4:54 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 66 min |
| Jul 17, 4:58 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 27 min |
| Jul 17, 5:29 PM MDT | Flash Flood Warning | BYZ | Yellowstone | 2 hr |
| Jul 17, 5:36 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 54 min |
| Jul 17, 6:34 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 56 min |
| Jul 17, 6:40 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 65 min |
| Jul 17, 7:53 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 67 min |
| Jul 17, 8:52 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 53 min |
| Jul 17, 8:58 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone, Prairie | 62 min |
| Jul 17, 9:51 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 54 min |
| Jul 17, 9:57 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, McCone, Prairie | 63 min |
| Jul 17, 10:00 PM MDT | Severe Thunderstorm Watch | SPC | Custer, Daniels, Dawson, Fallon, McCone, Prairie and 5 more | 5 hr |
| Jul 17, 10:11 PM MDT | Tornado Warning | GGW | Dawson | 64 min |
| Jul 17, 10:24 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt, Sheridan | 66 min |
| Jul 17, 10:40 PM MDT | Flash Flood Warning | GGW | Richland | 3 hr |
| Jul 17, 10:47 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 58 min |
| Jul 17, 10:52 PM MDT | Tornado Warning | GGW | Richland | 53 min |
| Jul 17, 10:54 PM MDT | Flash Flood Warning | GGW | Dawson | 3 hr |
| Jul 17, 10:56 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 64 min |
| Jul 17, 11:09 PM MDT | Flash Flood Warning | GGW | Roosevelt | 3 hr |
| Jul 17, 11:15 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 60 min |
| Jul 17, 11:23 PM MDT | Flash Flood Warning | GGW | Sheridan | 3 hr |
| Jul 17, 11:26 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 64 min |
| Jul 17, 11:34 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt, Sheridan | 56 min |
| Jul 17, 11:42 PM MDT | Flash Flood Warning | BYZ | Custer | 2 hr |
| Jul 17, 11:46 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 59 min |
| Jul 17, 11:46 PM MDT | Tornado Warning | GGW | Roosevelt | 59 min |
| Jul 17, 11:51 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 54 min |
| Jul 18, 12:32 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 58 min |
| Jul 18, 12:47 AM MDT | Severe Thunderstorm Warning | GGW | Prairie | 58 min |
| Jul 18, 1:07 AM MDT | Flash Flood Warning | GGW | Prairie | 3 hr |
| Jul 18, 1:46 AM MDT | Flash Flood Warning | GGW | Richland | 3 hr |
| Jul 18, 1:52 AM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 53 min |
| Jul 18, 2:01 AM MDT | Flash Flood Warning | GGW | Dawson | 3 hr |
| Jul 18, 2:15 AM MDT | Flash Flood Warning | GGW | Roosevelt | 3 hr |
| Jul 18, 2:28 AM MDT | Flash Flood Warning | GGW | Sheridan | 3 hr |
| Jul 18, 4:41 AM MDT | Flash Flood Warning | GGW | Dawson, McCone, Richland | 3 hr |
| Jul 18, 3:42 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 63 min |
| Jul 18, 4:03 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell, Rosebud | 57 min |
| Jul 18, 4:15 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Carter, Custer, Daniels, Dawson and 15 more | 6 hr |
| Jul 18, 4:44 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Jul 18, 5:16 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 44 min |
| Jul 18, 5:25 PM MDT | Flash Flood Warning | BYZ | Rosebud | 3 hr |
| Jul 18, 5:40 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 35 min |
| Jul 18, 5:48 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 57 min |
| Jul 18, 6:00 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 60 min |
| Jul 18, 6:12 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 48 min |
| Jul 18, 6:45 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 60 min |
| Jul 18, 6:59 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 61 min |
| Jul 18, 7:03 PM MDT | Tornado Warning | BYZ | Fallon | 42 min |
| Jul 18, 7:12 PM MDT | Flash Flood Warning | BYZ | Powder River | 2 hr |
| Jul 18, 7:42 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 63 min |
| Jul 18, 8:45 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 45 min |
| Jul 19, 10:39 AM MDT | Severe Thunderstorm Warning | GGW | Garfield | 66 min |
| Jul 19, 11:31 AM MDT | Severe Thunderstorm Warning | GGW | McCone | 59 min |
| Jul 19, 11:46 AM MDT | Severe Thunderstorm Warning | GGW | Garfield | 29 min |
| Jul 19, 1:09 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 66 min |
| Jul 19, 1:21 PM MDT | Severe Thunderstorm Warning | GGW | Richland, Roosevelt | 54 min |
| Jul 19, 1:30 PM MDT | Flash Flood Warning | GGW | Roosevelt | 6 hr |
| Jul 19, 1:30 PM MDT | Tornado Watch | SPC | Carter, Custer, Dawson, Fallon, Powder River, Prairie and 3 more | 5 hr |
| Jul 19, 2:02 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 58 min |
| Jul 19, 5:00 PM MDT | Tornado Watch | SPC | Fallon, Richland, Wibaux | 6 hr |
| Jul 19, 5:14 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 61 min |
| Jul 19, 6:15 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 60 min |
| Jul 19, 6:40 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Yellowstone | 35 min |
| Jul 19, 6:41 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 64 min |
| Jul 19, 6:51 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 54 min |
| Jul 19, 7:14 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 31 min |
| Jul 19, 7:15 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 60 min |
| Jul 19, 7:15 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Custer, Daniels, Dawson, Garfield and 13 more | 4 hr |
| Jul 19, 7:30 PM MDT | Tornado Warning | BYZ | Fallon | 30 min |
| Jul 19, 7:38 PM MDT | Tornado Warning | GGW | Wibaux | 67 min |
| Jul 19, 7:42 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell, Yellowstone | 63 min |
| Jul 19, 8:41 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 34 min |
| Jul 19, 10:45 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 45 min |
| Jul 20, 9:22 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 53 min |
| Jul 20, 11:47 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 58 min |
| Jul 20, 12:14 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 61 min |
| Jul 20, 12:30 PM MDT | Tornado Watch | SPC | Daniels, Dawson, Garfield, McCone, Richland, Roosevelt and 3 more | 6 hr |
| Jul 20, 12:53 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Roosevelt | 52 min |
| Jul 20, 1:14 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 61 min |
| Jul 20, 1:15 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 60 min |
| Jul 20, 2:49 PM MDT | Tornado Warning | GGW | Phillips | 56 min |
| Jul 20, 3:23 PM MDT | Flash Flood Warning | MSO | Ravalli | 82 min |
| Jul 20, 3:25 PM MDT | Tornado Warning | GGW | Valley | 65 min |
| Jul 20, 3:45 PM MDT | Tornado Warning | GGW | Phillips | 45 min |
| Jul 20, 3:48 PM MDT | Flash Flood Warning | MSO | Ravalli | 117 min |
| Jul 20, 4:00 PM MDT | Tornado Watch | SPC | Big Horn, Carter, Custer, Fallon, Powder River, Prairie and 3 more | 7 hr |
| Jul 20, 4:23 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 67 min |
| Jul 20, 4:30 PM MDT | Tornado Warning | GGW | Garfield, Valley | 60 min |
| Jul 20, 5:00 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 45 min |
| Jul 20, 5:16 PM MDT | Tornado Warning | GGW | McCone | 59 min |
| Jul 20, 5:27 PM MDT | Tornado Warning | GGW | Daniels | 63 min |
| Jul 20, 5:30 PM MDT | Tornado Warning | GGW | Garfield | 60 min |
| Jul 20, 5:30 PM MDT | Tornado Watch | SPC | Daniels, Dawson, Garfield, McCone, Richland, Roosevelt and 2 more | 6 hr |
| Jul 20, 5:45 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 45 min |
| Jul 20, 6:15 PM MDT | Tornado Warning | GGW | McCone | 60 min |
| Jul 20, 6:28 PM MDT | Flash Flood Warning | GGW | Garfield, McCone | 3 hr |
| Jul 20, 6:41 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 64 min |
| Jul 20, 6:56 PM MDT | Tornado Warning | GGW | Dawson | 64 min |
| Jul 20, 7:09 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 66 min |
| Jul 20, 7:15 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 60 min |
| Jul 20, 7:24 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 66 min |
| Jul 20, 7:25 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 65 min |
| Jul 20, 7:57 PM MDT | Tornado Warning | GGW | Dawson | 63 min |
| Jul 20, 8:08 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 67 min |
| Jul 20, 8:14 PM MDT | Tornado Warning | GGW | Richland | 61 min |
| Jul 20, 8:30 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 60 min |
| Jul 20, 8:35 PM MDT | Flash Flood Warning | GGW | Dawson, Prairie | 6 hr |
| Jul 20, 8:43 PM MDT | Tornado Warning | GGW | Wibaux | 62 min |
| Jul 20, 8:53 PM MDT | Severe Thunderstorm Warning | MSO | Mineral, Missoula | 52 min |
| Jul 20, 9:27 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 63 min |
| Jul 20, 10:15 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 60 min |
| Jul 21, 2:41 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 49 min |
| Jul 21, 3:15 PM MDT | Tornado Watch | SPC | Blaine, Chouteau, Fergus, Garfield, Hill, Judith Basin and 3 more | 6 hr |
| Jul 21, 3:32 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 43 min |
| Jul 21, 3:54 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 51 min |
| Jul 21, 4:33 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 42 min |
| Jul 21, 4:45 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 45 min |
| Jul 21, 5:04 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 56 min |
| Jul 21, 5:23 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 67 min |
| Jul 21, 5:26 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 49 min |
| Jul 21, 5:34 PM MDT | Flash Flood Warning | MSO | Ravalli | 116 min |
| Jul 21, 5:43 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 62 min |
| Jul 21, 6:10 PM MDT | Flash Flood Warning | MSO | Ravalli | 110 min |
| Jul 21, 6:20 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 55 min |
| Jul 21, 6:22 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 68 min |
| Jul 21, 6:29 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 61 min |
| Jul 21, 6:30 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Ravalli | 45 min |
| Jul 21, 6:30 PM MDT | Tornado Watch | SPC | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 8 more | 6 hr |
| Jul 21, 6:30 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 30 min |
| Jul 21, 6:31 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 59 min |
| Jul 21, 6:48 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 57 min |
| Jul 21, 6:53 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 67 min |
| Jul 21, 6:53 PM MDT | Flash Flood Warning | MSO | Ravalli | 112 min |
| Jul 21, 7:06 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 69 min |
| Jul 21, 7:08 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 52 min |
| Jul 21, 7:26 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 64 min |
| Jul 21, 7:31 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 59 min |
| Jul 21, 7:45 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 2 more | 5 hr |
| Jul 21, 7:50 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 25 min |
| Jul 21, 7:56 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 64 min |
| Jul 21, 8:00 PM MDT | Flash Flood Warning | MSO | Ravalli | 2 hr |
| Jul 21, 8:13 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 62 min |
| Jul 21, 8:18 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 57 min |
| Jul 21, 8:53 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 67 min |
| Jul 21, 8:55 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 65 min |
| Jul 21, 9:00 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 60 min |
| Jul 21, 9:13 PM MDT | Flash Flood Warning | GGW | Garfield | 6 hr |
| Jul 21, 9:17 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 58 min |
| Jul 21, 9:17 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 58 min |
| Jul 21, 9:28 PM MDT | Flash Flood Warning | GGW | McCone | 6 hr |
| Jul 21, 9:47 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 58 min |
| Jul 21, 9:54 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 66 min |
| Jul 21, 9:57 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 63 min |
| Jul 21, 10:00 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 60 min |
| Jul 21, 10:07 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 68 min |
| Jul 21, 10:14 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Jul 21, 10:32 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 58 min |
| Jul 21, 10:32 PM MDT | Flash Flood Warning | GGW | Roosevelt | 6 hr |
| Jul 21, 10:50 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 55 min |
| Jul 21, 10:53 PM MDT | Flash Flood Warning | GGW | Dawson, Richland | 6 hr |
| Jul 21, 11:00 PM MDT | Severe Thunderstorm Warning | GGW | Richland, Roosevelt | 60 min |
| Jul 21, 11:06 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Rosebud | 54 min |
| Jul 21, 11:14 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 61 min |
| Jul 21, 11:22 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 53 min |
| Jul 21, 11:25 PM MDT | Flash Flood Warning | BYZ | Yellowstone | 2 hr |
| Jul 21, 11:32 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 58 min |
| Jul 22, 12:07 AM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 53 min |
| Jul 22, 12:26 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 59 min |
| Jul 22, 1:20 AM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 55 min |
| Jul 22, 2:03 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 57 min |
| Jul 22, 2:35 AM MDT | Flash Flood Warning | GGW | Prairie | 6 hr |
| Jul 22, 2:56 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 64 min |
| Jul 22, 2:30 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 60 min |
| Jul 22, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 6 more | 6 hr |
| Jul 22, 3:20 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 55 min |
| Jul 22, 3:22 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure | 53 min |
| Jul 22, 4:04 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 86 min |
| Jul 22, 4:11 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 64 min |
| Jul 22, 4:31 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 89 min |
| Jul 22, 5:29 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 91 min |
| Jul 22, 5:56 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 64 min |
| Jul 22, 5:58 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 32 min |
| Jul 22, 8:38 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 67 min |
| Jul 23, 4:45 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Powder River, Treasure | 5 hr |
| Jul 23, 4:56 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 34 min |
| Jul 23, 5:03 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 57 min |
| Jul 23, 5:04 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 56 min |
| Jul 23, 5:59 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 61 min |
| Jul 23, 6:12 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 63 min |
| Jul 23, 6:44 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Powder River | 61 min |
| Jul 23, 6:49 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud, Treasure, Yellowstone | 56 min |
| Jul 23, 7:42 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 63 min |
| Jul 23, 7:54 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 51 min |
| Jul 23, 8:05 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 40 min |
| Jul 23, 8:30 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Yellowstone | 60 min |
| Jul 23, 9:03 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 57 min |
| Jul 23, 9:56 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 64 min |
| Jul 23, 10:00 PM MDT | Tornado Watch | SPC | Big Horn, Carbon, Golden Valley, Musselshell, Rosebud, Stillwater and 2 more | 5 hr |
| Jul 23, 10:04 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 56 min |
| Jul 24, 3:54 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 66 min |
| Jul 24, 4:15 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 5 more | 6 hr |
| Jul 24, 4:59 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 61 min |
| Jul 24, 5:09 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 66 min |
| Jul 24, 5:18 PM MDT | Flash Flood Warning | GGW | Valley | 6 hr |
| Jul 24, 6:00 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 60 min |
| Jul 24, 6:23 PM MDT | Tornado Warning | GGW | Valley | 67 min |
| Jul 24, 7:17 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 58 min |
| Jul 24, 7:30 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 60 min |
| Jul 24, 8:12 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 63 min |
| Jul 24, 8:33 PM MDT | Tornado Warning | GGW | McCone | 57 min |
| Jul 24, 8:35 PM MDT | Flash Flood Warning | GGW | McCone | 6 hr |
| Jul 24, 8:50 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 55 min |
| Jul 24, 9:33 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 57 min |
| Jul 24, 9:51 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 54 min |
| Jul 24, 9:53 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 67 min |
| Jul 24, 10:05 PM MDT | Flash Flood Warning | GGW | Garfield | 6 hr |
| Jul 24, 10:30 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 24, 10:42 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 63 min |
| Jul 24, 10:44 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 61 min |
| Jul 24, 11:15 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Valley | 60 min |
| Jul 24, 11:16 PM MDT | Flash Flood Warning | GGW | Valley | 6 hr |
| Jul 24, 11:35 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 55 min |
| Jul 24, 11:43 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 62 min |
| Jul 24, 11:48 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 57 min |
| Jul 25, 12:01 AM MDT | Severe Thunderstorm Warning | GGW | Richland | 59 min |
| Jul 25, 12:15 AM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 25, 12:40 AM MDT | Flash Flood Warning | GGW | Dawson, Richland | 6 hr |
| Jul 25, 12:43 AM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 62 min |
| Jul 25, 12:44 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Jul 25, 12:44 AM MDT | Severe Thunderstorm Warning | GGW | McCone | 61 min |
| Jul 25, 12:45 AM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Dawson, Fallon, McCone, Powder River and 3 more | 5 hr |
| Jul 25, 12:53 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 67 min |
| Jul 25, 12:58 AM MDT | Severe Thunderstorm Warning | GGW | Richland | 62 min |
| Jul 25, 1:31 AM MDT | Flash Flood Warning | BYZ | Treasure | 119 min |
| Jul 25, 1:33 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 57 min |
| Jul 25, 1:42 AM MDT | Severe Thunderstorm Warning | GGW | McCone | 63 min |
| Jul 25, 1:43 AM MDT | Flash Flood Warning | BYZ | Custer, Rosebud | 3 hr |
| Jul 25, 1:45 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| Jul 25, 2:00 AM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 60 min |
| Jul 25, 2:22 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 53 min |
| Jul 25, 3:28 AM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 47 min |
| Jul 25, 3:36 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 69 min |
| Jul 25, 4:36 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 54 min |
| Jul 25, 4:49 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Wibaux | 56 min |
| Jul 25, 5:15 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Dawson, Fallon, Powder River, Richland and 1 more | 5 hr |
| Jul 25, 5:43 PM MDT | Tornado Warning | GGW | Wibaux | 62 min |
| Jul 25, 5:45 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 60 min |
| Jul 25, 6:08 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 67 min |
| Jul 25, 6:42 PM MDT | Tornado Warning | BYZ | Fallon | 63 min |
| Jul 25, 6:46 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 59 min |
| Jul 25, 7:00 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 30 min |
| Jul 25, 7:30 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 30 min |
| Jul 25, 7:45 PM MDT | Tornado Warning | BYZ | Fallon | 55 min |
| Jul 25, 8:00 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 60 min |
| Jul 25, 8:30 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Powder River | 6 hr |
| Jul 26, 7:53 AM MDT | Severe Thunderstorm Warning | TFX | Fergus | 52 min |
| Jul 26, 10:13 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 62 min |
| Jul 26, 10:30 AM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 26, 11:00 AM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Wheatland | 60 min |
| Jul 26, 11:13 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 62 min |
| Jul 26, 12:00 PM MDT | Flash Flood Warning | BYZ | Golden Valley | 3 hr |
| Jul 26, 12:00 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 60 min |
| Jul 26, 12:39 PM MDT | Flash Flood Warning | GGW | Garfield | 6 hr |
| Jul 26, 12:42 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 63 min |
| Jul 26, 12:59 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 61 min |
| Jul 26, 1:46 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 59 min |
| Jul 26, 2:12 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 63 min |
| Jul 26, 2:26 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 64 min |
| Jul 26, 2:30 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 60 min |
| Jul 26, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carter, Custer, Fallon, Musselshell, Powder River and 3 more | 6 hr |
| Jul 26, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Dawson, Garfield, McCone, Prairie, Richland, Roosevelt and 2 more | 6 hr |
| Jul 26, 3:12 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 63 min |
| Jul 26, 3:15 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 26, 3:27 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 93 min |
| Jul 26, 3:30 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 60 min |
| Jul 26, 3:34 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 56 min |
| Jul 26, 3:37 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 53 min |
| Jul 26, 4:15 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| Jul 26, 4:15 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 26, 5:15 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| Jul 26, 5:18 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 57 min |
| Jul 26, 5:52 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 58 min |
| Jul 26, 5:55 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 65 min |
| Jul 26, 6:12 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 63 min |
| Jul 26, 6:18 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 42 min |
| Jul 26, 6:25 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 65 min |
| Jul 26, 6:26 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 64 min |
| Jul 26, 6:51 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 69 min |
| Jul 26, 7:00 PM MDT | Severe Thunderstorm Watch | SPC | Fallon | 6 hr |
| Jul 26, 7:05 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River, Rosebud | 55 min |
| Jul 26, 7:45 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 75 min |
| Jul 26, 9:00 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 60 min |
| Jul 27, 8:20 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 55 min |
| Jul 27, 8:53 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Yellowstone | 67 min |
| Jul 27, 9:00 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 60 min |
| Jul 27, 9:22 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 38 min |
| Jul 27, 9:52 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 53 min |
| Jul 27, 10:00 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 60 min |
| Jul 27, 10:49 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 56 min |
| Jul 27, 11:10 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure, Yellowstone | 65 min |
| Jul 27, 11:38 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud, Treasure | 67 min |
| Jul 28, 1:15 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 60 min |
| Jul 28, 1:47 AM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 58 min |
| Jul 28, 2:25 AM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 80 min |
| Jul 28, 3:53 AM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 67 min |
| Jul 28, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Carbon, Chouteau, Fergus, Golden Valley, Hill and 10 more | 6 hr |
| Jul 28, 3:00 PM MDT | Tornado Watch | SPC | Big Horn, Carter, Custer, Daniels, Dawson, Fallon and 12 more | 6 hr |
| Jul 28, 3:06 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Judith Basin | 54 min |
| Jul 28, 3:20 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 55 min |
| Jul 28, 3:33 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Chouteau, Fergus, Hill | 57 min |
| Jul 28, 3:51 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Chouteau, Fergus | 54 min |
| Jul 28, 4:07 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 38 min |
| Jul 28, 4:15 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell, Rosebud | 60 min |
| Jul 28, 4:15 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Hill | 60 min |
| Jul 28, 4:40 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| Jul 28, 4:44 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 61 min |
| Jul 28, 4:55 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 60 min |
| Jul 28, 5:01 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 44 min |
| Jul 28, 5:27 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 63 min |
| Jul 28, 5:40 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Rosebud | 60 min |
| Jul 28, 5:44 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 61 min |
| Jul 28, 5:56 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 64 min |
| Jul 28, 6:28 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 62 min |
| Jul 28, 6:40 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 60 min |
| Jul 28, 7:20 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 70 min |
| Jul 28, 7:30 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 45 min |
| Jul 28, 9:00 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Richland, Roosevelt, Sheridan | 6 hr |
| Jul 28, 9:50 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 70 min |
| Jul 29, 12:03 AM MDT | Severe Thunderstorm Warning | GGW | Daniels | 57 min |
| Jul 29, 12:43 AM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 62 min |
| Jul 30, 8:30 PM MDT | Flash Flood Warning | TFX | Broadwater, Jefferson, Lewis and Clark | 10 hr |
| Jul 31, 1:10 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 35 min |
| Jul 31, 1:42 AM MDT | Flash Flood Warning | BYZ | Custer, Rosebud | 5 hr |
| Jul 31, 1:43 AM MDT | Severe Thunderstorm Warning | GGW | Prairie | 62 min |
| Jul 31, 1:46 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 59 min |
| Jul 31, 2:02 AM MDT | Flash Flood Warning | GGW | Dawson, Prairie, Wibaux | 6 hr |
| Jul 31, 9:55 AM MDT | Flash Flood Warning | TFX | Broadwater, Jefferson, Lewis and Clark | 6 hr |
| Aug 3, 6:02 PM MDT | Severe Thunderstorm Warning | BYZ | Park | 58 min |
| Aug 4, 1:10 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Silver Bow | 65 min |
| Aug 4, 1:17 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 28 min |
| Aug 4, 1:28 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark | 47 min |
| Aug 4, 1:54 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 51 min |
| Aug 4, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | Beaverhead, Blaine, Broadwater, Cascade, Chouteau, Fergus and 13 more | 5 hr |
| Aug 4, 2:15 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 60 min |
| Aug 4, 2:18 PM MDT | Severe Thunderstorm Warning | TFX | Jefferson | 27 min |
| Aug 4, 2:29 PM MDT | Severe Thunderstorm Warning | MSO | Silver Bow | 61 min |
| Aug 4, 3:12 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 63 min |
| Aug 4, 3:39 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 66 min |
| Aug 4, 3:49 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 26 min |
| Aug 4, 3:59 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater | 31 min |
| Aug 4, 4:00 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 30 min |
| Aug 4, 4:09 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 51 min |
| Aug 4, 4:43 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 32 min |
| Aug 4, 7:26 PM MDT | Severe Thunderstorm Warning | MSO | Lake | 34 min |
| Aug 6, 4:28 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 62 min |
| Aug 12, 4:59 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 61 min |
| Aug 12, 5:14 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 61 min |
| Aug 12, 5:59 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 61 min |
| Aug 12, 6:15 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 30 min |
| Aug 12, 6:36 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 54 min |
| Aug 12, 7:31 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 89 min |
| Aug 13, 2:53 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 52 min |
| Aug 13, 4:08 PM MDT | Severe Thunderstorm Warning | MSO | Mineral, Missoula | 52 min |
| Aug 18, 8:10 PM MDT | Severe Thunderstorm Warning | TFX | Toole | 35 min |
| Aug 19, 10:33 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 27 min |
| Sep 19, 6:19 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Sep 25, 7:46 PM MDT | Severe Thunderstorm Warning | MSO | Missoula, Ravalli | 74 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 595 |
| Tornado Warning | 37 |
| Severe Thunderstorm Watch | 40 |
| Tornado Watch | 14 |
| Flooding | |
| Flash Flood Warning | 70 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Rosebud County80
- Yellowstone County69
- Custer County67
- Powder River County66
- Big Horn County60
- Garfield County59
- Carter County52
- Dawson County51
- Valley County51
- Musselshell County48
- McCone County47
- Treasure County45
- Prairie County45
- Richland County45
- Fallon County42
- Fergus County38
- Golden Valley County38
- Roosevelt County37
- Wibaux County34
- Phillips County31
- Carbon County30
- Judith Basin County30
- Sheridan County27
- Stillwater County27
- Wheatland County25
- Cascade County20
- Petroleum County18
- Lewis and Clark County17
- Sweet Grass County17
- Meagher County15
- Ravalli County15
- Chouteau County15
- Daniels County15
- Blaine County15
- Broadwater County11
- Powell County11
- Hill County11
- Jefferson County9
- Missoula County9
- Granite County8
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20002002
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.